﻿/*!	@file	r_resource_loader_texture.h
	@brief	リソース読み込み(テクスチャ
Copyright (c) 2011 Yuya Yamaguchi

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#ifndef _R_RESOURCE_LOADER_TEXTURE_H_
#define _R_RESOURCE_LOADER_TEXTURE_H_

#include "../r_resource_loader.h"
#include "../r_resource_allocator.h"
#include "../../util/r_util_singleton.h"
#include <vector>

namespace r{
	namespace resource{
		namespace texture{
			// ローダプラグインクラス
			class LoaderPlugin;
			// ローダプラグイン生成関数
			typedef LoaderPlugin*	(*CreateLoaderPlugin)( cRAllocBase* allocator );
			// ローダプラグイン破棄関数
			typedef void			(*DestroyLoaderPlugin)( cRAllocBase* allocator, LoaderPlugin* plugin );
		}
	}
}

namespace r{
	namespace resource{
		namespace texture{
			//! テクスチャリソースローダーの基底
			/*!
			*/
			class Loader : public r::resource::Loader
			{
				struct PluginInfo{
					CreateLoaderPlugin	create;
					DestroyLoaderPlugin	destroy;
					LoaderPlugin*		plugin;
				};
				typedef std::vector<PluginInfo, r::resource::Allocator< PluginInfo > >	PluginArray;
				RSINGLETONTGET_DECLARE ( Loader );
				RRTTI_REFLECTION_DECLARE
			public:
				//! コンストラクタ
				Loader();
				//! デストラクタ
				virtual ~Loader();
			public:
				//! スタティックリンクプラグインの追加
				/*!
				*/
				void				addStaticPlugin( CreateLoaderPlugin createFunc, DestroyLoaderPlugin destroyFunc );
			public:
				//! ファイルをロードする
				/*!
				*/
				virtual r::resource::Resource*	load( const r_cstr name, r::stream::Reader* stream );
			protected:
			private:
				PluginArray			plugins;
			};
		}
	}
}


#endif // _R_RESOURCE_LOADER_TEXTURE_H_
